Sr. Simulation Software Engineer

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Sr. Simulation Software Engineer in USA

SpaceX
Full time
Email

USA
09/22/2026
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Hawthorne, CA

Responsibilities

Develop and maintain high-fidelity real-time simulation software for SpaceX vehicles.
Develop prototypes to validate design concepts and quantify technical constraints.
Improve the reliability and performance of simulation software.
Work with simulation software users to develop features and improve user experience.
Collaborate across engineering groups on models of fluids, electronics, and multi-body physics systems.
Work extended hours and weekends when needed.

Requirements

Bachelor's degree in computer science, engineering, mathematics, or another STEM discipline plus 5+ years of software development experience, or 7+ years of professional software development experience in lieu of a degree.
At least 2 years of development experience in C++.
Strong C++ software design and development skills.
Understanding of distributed computing systems, networking protocols, memory management, and CPU scheduling.
Knowledge of classical physics and mathematics, including algebra, calculus, and Euclidean geometry.
Strong debugging, performance optimization, and unit testing skills.
Experience with open-source C++ simulators such as ROS2 and Gazebo.
Ability to work independently and collaboratively, take initiative, communicate effectively, and adapt to changing requirements.

Benefits

Base salary range of $165,000.00-$265,000.00 annually, with potential stock or long-term cash awards, discretionary bonuses, and Employee Stock Purchase Plan participation.
Medical, vision, dental, 401(k), disability, life insurance, paid parental leave, discounts, and other perks.
Approximately 3 weeks of paid vacation, 10 or more paid holidays, and paid sick leave.
The role may require extended hours and weekends when needed.
Employment is subject to ITAR eligibility requirements.

Salary: $165k - $265k/yr

SpaceX

SpaceX builds advanced rockets and spacecraft with the aim of making human life multiplanetary, particularly focusing on establishing a sustainable presence on Mars. Its innovative technologies and ambitious missions cater to space enthusiasts, researchers, and industries looking to push the boun...

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